But the volume of business is going down, and the cost of risk, though low, is likely to rise.

然而，市场在萎缩，风险成本尽管现在较低，却很有可能上升。

This is because he does enough volume of business and he can get discounts with airlines on his own behalf.

这是因为他有足够的业务量，他可以自己得到航空公司的折扣。

401.As the volume of business concluded by you is not big enough, we won' t consider the question of agency.

401.由于你方成交的业务量不够大，我们不考虑代理问题。

A good travel agent can get first class tickets for the price of business class. This is because he does enough volume of business, and he can get discounts with airlines on his own behalf.

好的旅行社可以用商务舱的价格买到头等舱的机票。这是因为他的业务量足够大，而且他可以代表自己向航空公司争取折扣。